ZeroCoach: The World's First 100% On-Device AI Athletic Coach

说明与用途

ZeroCoach 是一款完全离线的移动教练，使用本地 Gemma 2 LLM 实时提供指导、营养分析和自适应训练，消除了订阅费用和云延迟。

问题

Millions of fitness enthusiasts pay $100–$200/month for commercial coaching apps that require perpetual subscriptions, leak biometric data to cloud servers, and suffer from cloud latency when offline.

结果

ZeroCoach provides a fully offline, privacy‑preserving athletic coaching experience with real‑time LLM inference, multimodal nutrition analysis, and adaptive workout programming, eliminating subscription costs and cloud dependencies.

工作流

• 1. Install ZeroCoach APK or run via Expo on Android/iOS.
• 2. Grant permissions for HealthKit/Health Connect and camera.
• 3. Capture meal photos for instant nutrition decomposition.
• 4. Sync wearable data locally for real‑time coaching prompts.
• 5. Receive dual‑persona coaching via on‑device Gemma 2 inference (~38 tokens/s).
• 6. View performance analytics and 7‑day composite score computed locally.

证据

ZeroCoach runs quantized Google Gemma 2 2B entirely on local device hardware.

来源

Real‑time coaching streaming at ~38 tokens/second locally on phone silicon.

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Multimodal Nutrition & Food Decomposition: Instant photo plate decomposition with calorie and macro calculations.

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Unified 7‑Day Athletic Telemetry: Direct local sync with Android Health Connect and Apple HealthKit, computing a holistic 0–100 daily composite performance score.

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